... H.264 HDD mobile DVR(up to 1TB) Rugged mobile dvr GPS,3G,WIFI,G-sensor support 6CH alarm,UPS... etc Mobile CCTV ... , vehicle ID, GPS info, etc.compression H.264 Video frame ratePAL:100fps total NTSC: 120fps ... etc.Recording playbackSupport local playback, up to 4-channel playback simultaneously,Support fast forward, fast backward ... 95%Dimension160(W) x62(H) x200(D) mm.WeightNet weight:2050g(4.5 LB), gross ...